Disable flaky test keyboardNavigation_highlightingNextTileUpdatesUrlBarText

This test has been very flaky:
https://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=chrome_public_test_apk%20(with%20patch)&tests=org.chromium.chrome.browser.omnibox.suggestions.mostvisited.MostVisitedTilesTest#keyboardNavigation_highlightingNextTileUpdatesUrlBarText

TBR=ender@google.com

Bug: 1152246
Change-Id: I2a7fc32342a8394fad75db05368e4a5b62382308
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2557904Reviewed-by: Yi Gu <yigu@chromium.org>
Commit-Queue: Yi Gu <yigu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#830574}

chrome/android/javatests/src/org/chromium/chrome/browser/omnibox/suggestions/mostvisited/MostVisitedTilesTest.java

@@ -23,6 +23,7 @@ import org.chromium.base.test.util.Batch;
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.Criteria;
 import org.chromium.base.test.util.CriteriaHelper;
+import org.chromium.base.test.util.DisabledTest;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeTabbedActivity;
 import org.chromium.chrome.browser.flags.ChromeSwitches;
@@ -206,6 +207,7 @@ public class MostVisitedTilesTest {
     @Test
     @MediumTest
     @EnableFeatures("OmniboxMostVisitedTiles")
+    @DisabledTest(message = "Test flaky: https://crbug.com/1152246")
     public void keyboardNavigation_highlightingNextTileUpdatesUrlBarText()
             throws InterruptedException {
         // Skip past the 'what-you-typed' suggestion.